2782683478 has 8 divisors (see below), whose sum is σ = 4174366968. Its totient is φ = 1391227824.

The previous prime is 2782683469. The next prime is 2782683503. The reversal of 2782683478 is 8743862872.

2782683478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

2782683478 is a modest number, since divided by 83478 gives 27826 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22176 + ... + 77827.

It is an arithmetic number, because the mean of its divisors is an integer number (521795871).

Almost surely, 2^2782683478 is an apocalyptic number.

2782683478 is a deficient number, since it is larger than the sum of its proper divisors (1391683490).

2782683478 is a wasteful number, since it uses less digits than its factorization.

2782683478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113918.

The product of its digits is 7225344, while the sum is 55.

The square root of 2782683478 is about 52751.1466984368. The cubic root of 2782683478 is about 1406.5481477253.

The spelling of 2782683478 in words is "two billion, seven hundred eighty-two million, six hundred eighty-three thousand, four hundred seventy-eight".